CN208734424U - A kind of engine degassing and cooling system - Google Patents

Abstract

The utility model relates to engine cool equipment, especially a kind of engine degassing and cooling system, water pump including engine and an integrated installation on it, a deputy tank is equipped in the side of engine, the deputy tank is connected to by water injection pipe with engine, the water filling port of a with closure is equipped at the top of deputy tank, a water-cooled radiator is equipped in the side of engine, the outlet end of the water-cooled radiator is connected by inlet pipeline with the arrival end of water pump, the arrival end of the water-cooled radiator is connected by outlet pipeline with the outlet end of engine, a degasification plugging device is equipped at the top of engine.It is reasonable in design, quickly engine can be cooled down, it can guarantee that the degasification after normally filling the water can prevent the water flow after engine warms not to be directly entered adverse reaction caused by engine, good cooling results after cooling again by degasification plugging device.

Description

A kind of engine degassing and cooling system

Technical field

The utility model relates to engine cool equipment, especially a kind of engine degassing and cooling system.

Background technique

Degassing type cooling system is primarily referred to as increasing special degasification pipeline in a cooling system, transports in filling and engine The air that cooling system can be rapidly removed after row is able to ascend the effect of hair cooling system and it is possible to prevente effectively from cylinder sleeve cave The failures such as erosion.The air in cooling system can be rapidly removed using the equipment of degassing type cooling system, after engine start, subtracted Few corrosion of the air to engine water jacket, water tank, improves the service life of engine and water tank；Since off gas system can guarantee There is no air in cooling system, improve the heat-exchange capacity of coolant liquid, to improve the heat-sinking capability of cooling system；Due to cooling There is no air in system, the cavitation pitting of cylinder sleeve of engine can be effectively reduced, improves engine life.

There are drawbacks for traditional degassing type cooling system: when pump rotary speed increases and after coolant temperature raising, degasification Formula cooling system internal pressure increases, and having part high temperature coolant, by through type connector to enter deputy tank (or complete Seal upper water chamber), this part high temperature coolant directly flows back to engine by water supply pipe.Due to this part, high temperature coolant does not have Heat exchange is carried out by radiator, makes the reduction of cooling system efficiency, easily causes engine high-temperature, influence engine uses the longevity Life and performance.

Utility model content

The utility model one of to solve above-mentioned technical problem used by technical solution be: a kind of engine is except air cooling System, the water pump including engine and an integrated installation on it are equipped with a deputy tank, the deputy tank in the side of engine It is connected to by water injection pipe with engine, is equipped with the water filling port of a with closure at the top of deputy tank, is set in the side of engine There is a water-cooled radiator, the outlet end of the water-cooled radiator is connected by inlet pipeline with the arrival end of water pump, the water cooling The arrival end of radiator is connected by outlet pipeline with the outlet end of engine, is equipped with a degasification at the top of engine and is blocked dress It sets, the degasification plugging device is connected by engine gas removing pipe with deputy tank inner cavity top, the water-cooled radiator Top be connected by radiator gas removing pipe with deputy tank inner cavity top.

The degasification plugging device includes setting portion and the degasification connector being connected with engine interior on the engine, It is equipped with a degasification check valve in degasification connector, the degasification check valve includes one abutting against and matching with the intracavity sidewall of degasification connector The valve body of conjunction, the upper and lower part of the valve body are respectively equipped with exhaust passage, valve chamber, the valve body between exhaust passage and valve chamber On through-hole interpolation be installed with a spool column, the top of the spool column is extended in exhaust passage upwards and and stop nut It is connected, the access of connection exhaust passage and valve chamber is equipped on the valve body of through-hole two sides, the lower part of the spool column is connected Equipped with a spool main body, the spool main body is matched with the valve chamber, outside the spool column between spool main body and valve body It is arranged with a support spring on side wall, gap is equipped between the spool main body and valve chamber side wall.

The inside of the valve chamber is conical camber, and the lateral wall of the spool main body is can be with the inner sidewall phase of the valve chamber The conical camber of the abutting of cooperation.

It is equipped with cone-shaped cavity in the bottom of spool main body, between the bus of the cone-shaped cavity and the spool body floor Angle be 45 °.

The side wall of the spool main body is high-strength alloy plate, and the sidewall thickness of the spool main body is 3-5mm.

Beneficial effect possessed by the utility model is, reasonable in design, can quickly cool down to engine, It can guarantee that the degasification after normally filling the water can prevent the water flow after engine warms not again by degasification plugging device It is directly entered adverse reaction caused by engine after cooling, good cooling results, degasification check valve is in the effect for realizing degasification It realizes when can generate pressure after engine, pump working simultaneously down and the engine gas removing pipe of connection deputy tank is carried out automatically Setting is blocked, to make to keep the relatively stable of water flow between deputy tank and engine, so that the water flow that engine comes out It may pass through water-cooled radiator to be cooled down, improve the cooling effect of engine.

Detailed description of the invention

Fig. 1 is the connection relationship diagram of the utility model.

Fig. 2 is the matching relationship schematic diagram of the degasification plugging device of the utility model.

Fig. 3 is the structural schematic diagram of the degasification check valve of the utility model.

In figure, 1, engine；2, water pump；3, deputy tank；4, water injection pipe；5, sealing cover；6, water filling port；7, water cooling dissipates Hot device；8, inlet pipeline；9, outlet pipeline；10, engine gas removing pipe；11, radiator gas removing pipe；12, degasification connector；13, it removes Gas check valve；14, valve body；15, exhaust passage；16, valve chamber；17, spool column；18, stop nut；19, spool main body；20, Support spring.

Specific embodiment

In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this reality It is described in detail with novel.

As illustrated in fig. 1-3, a kind of engine degassing and cooling system, on it including engine 1 and an integrated installation Water pump 2 is equipped with a deputy tank 3 in the side of engine 1, and the deputy tank 3 is connected to by water injection pipe 4 with engine 1, in secondary water The top of case 3 is equipped with the water filling port 6 of a with closure 5, is equipped with a water-cooled radiator 7 in the side of engine 1, the water cooling dissipates The outlet end of hot device 7 is connected by inlet pipeline 8 with the arrival end of water pump 2, and the arrival end of the water-cooled radiator 7 passes through water outlet Pipeline 9 is connected with the outlet end of engine 1, is equipped with a degasification plugging device, the degasification plugging device at the top of engine 1 It is connected by engine gas removing pipe 10 with the 3 inner cavity top of deputy tank, the top of the water-cooled radiator 7 passes through radiator Gas removing pipe 11 is connected with the 3 inner cavity top of deputy tank；Under normal condition, engine 1 and water pump 2 are in the shape of different operating State is opened the sealing cover 5 in deputy tank 3 at this time, is then internally filled the water by water filling port 6, with the continuous increasing of injected water volume More, water flow can be filled with to inside 1 cavity of engine, water pump 2, inside water-cooled radiator 7, in deputy tank 3 and each pipeline, together When internal air can constantly be discharged, the state due to support spring 20 under natural conditions in elongation exists at this time Degasification check valve 13 is in the open state under the action of the elastic force of support spring 20, and the gas at 1 position of engine is connect by degasification First 12, engine gas removing pipe 10 flow to deputy tank 3 and then flow to outside by water filling port 6；The air meeting of water-cooled radiator 7 etc. Deputy tank 3 is flow to by radiator gas removing pipe 11, outside is then flow to by water filling port 6, to complete exhaust work, work as inside Gas closes sealing cover 5 after emptying, and starts engine 1 and water pump 2 at this time, under the action of water pump 2, meeting inside whole device Output hydraulic pressure is formed, support spring 20 can be compressed in the presence of hydraulic pressure, so that water flow Yadong spool main body 19 is transported upwards It moves and is pushed against with 16 inner wall of valve chamber and cooperated, so that degasification check valve 13 is closed, it at this time to the greatest extent can be complete under the action of water pump 2 At entire inside water flow can by engine 1 by engine 1 heat up caused by heat take away, realize to the drop of engine 1 Temperature, cooling, the water flow for absorbing heat can flow to water-cooled radiator 7 by outlet pipeline 9 after the discharge of the outlet end of engine 1 It is interior, the heat dissipation to high temperature water flow is completed under the action of water-cooled radiator 7, and then be back to and start again by inlet pipeline 8 The cooling of complete coupled engines 1 in machine 1, water pump 2, the water flow in whole process by heating are all water cooled the progress of radiator 7 Cooling treatment, thus prevent it is a small amount of be directly back in engine 1 without cooling water flow caused by cooling effect drop The generation of low problem improves cooling effect.

The degasification plugging device includes one 1 top of engine being arranged in and connects with the degasification being connected inside engine 1 First 12, a degasification check valve 13 is equipped in degasification connector 12, the degasification check valve 13 includes one interior with degasification connector 12 Chamber side wall abuts against the valve body 14 of cooperation, and the upper and lower part of the valve body 14 is respectively equipped with exhaust passage 15, valve chamber 16, is arranging The through-hole interpolation on valve body 14 between gas channel 15 and valve chamber 16 is installed with a spool column 17, the spool column 17 it is upper Portion extends in exhaust passage 15 upwards and is connected with stop nut 18, and it is logical that connection exhaust is equipped on the valve body 14 of through-hole two sides The access in road 15 and valve chamber 16, the lower part of the spool column 17, which is connected, is equipped with a spool main body 19, the spool main body 19 with The valve chamber 16 matches, and is arranged with a support spring on 17 lateral wall of spool column between spool main body 19 and valve body 14 20, gap is equipped between 16 side wall of the spool main body 19 and valve chamber；The opening of degasification check valve 13 may be implemented under normal condition Exhaust when water filling.

The inside of the valve chamber 16 is conical camber, the lateral wall of the spool main body 19 be can in the valve chamber 16 The conical camber for the abutting that side wall matches, the way of contact for being set as conical camber can effectively improve when contact pushes against Sealing effect.

Cone-shaped cavity, the bus of the cone-shaped cavity and 19 bottom surface of spool main body are equipped in the bottom of spool main body 19 Between angle be 45 °, to spool main body 19 carry out hydraulic pressure abutting when by cone-shaped cavity carry out pressure promotion can protect It demonstrate,proves thrust to concentrate to middle part, guarantees the uniformity of the movement of stress back valve core main body 19, the sealing effect after guaranteeing sealing.

The side wall of the spool main body 19 is high-strength alloy plate, and the sidewall thickness of the spool main body 19 is 3-5mm, is mentioned The integral strength of high spool main body 19.

In use, the sealing cover 5 in deputy tank 3 is opened at this time when engine 1 and water pump 2 are in the state of different operating, Then it is internally filled the water by water filling port 6, with being increasing for injected water volume, water flow can be into 1 cavity of engine, water pump 2 It is filled with inside portion, water-cooled radiator 7, in deputy tank 3 and each pipeline, while can be by internal air constantly to outlet Out, the state due to support spring 20 under natural conditions in elongation, the at this time degasification under the action of elastic force of support spring 20 Check valve 13 is in the open state, and the gas at 1 position of engine flow to deputy tank by degasification connector 12, engine gas removing pipe 10 Then 3 flow to outside by water filling port 6；The air of water-cooled radiator 7 etc. can flow to deputy tank 3 by radiator gas removing pipe 11 Then outside is flow to by water filling port 6, to complete exhaust work, closes sealing cover 5 after internal gas empties.

Starting engine 1 and water pump 2 will form output hydraulic pressure, in water under the action of water pump 2 inside whole device Support spring 20 can be compressed under the action of pressure, so that water flow Yadong spool main body 19 is moved upwards and supported with 16 inner wall of valve chamber Tight fit can complete to the greatest extent entire internal water flow meeting so that degasification check valve 13 is closed under the action of water pump 2 at this time By engine 1 by engine 1 heat up caused by heat take away, realize cooling, cooling to engine 1, absorb heat Water flow can flow in water-cooled radiator 7 after being discharged from the outlet end of engine 1 by outlet pipeline 9, in water-cooled radiator 7 The lower heat dissipation completed to high temperature water flow of effect, and then be back in engine 1, water pump 2 and completed to hair again by inlet pipeline 8 The cooling of motivation 1, the water flow in whole process by heating is all water cooled radiator 7 and has carried out cooling treatment, to prevent A small amount of generation that the problem of cooling effect caused in engine 1 reduces directly is back to without cooling water flow, is improved Cooling effect.

Above-mentioned specific embodiment cannot function as the limitation to scope of protection of the utility model, for the skill of the art For art personnel, any alternate modification or transformation made to the utility model embodiment all fall within the guarantor of the utility model It protects in range.

Place is not described in detail for the utility model, is the well-known technique of those skilled in the art of the present technique.

Claims (5)

1. a kind of engine degassing and cooling system, it is characterised in that: including the water pump of engine and an integrated installation on it, The side of engine is equipped with a deputy tank, and the deputy tank is connected to engine by water injection pipe, is equipped at the top of deputy tank The water filling port of one with closure is equipped with a water-cooled radiator in the side of engine, and the outlet end of the water-cooled radiator passes through Inlet pipeline is connected with the arrival end of water pump, and the arrival end of the water-cooled radiator passes through the outlet end of outlet pipeline and engine Be connected, the top of engine be equipped with a degasification plugging device, the degasification plugging device by engine gas removing pipe with it is described Deputy tank inner cavity top is connected, and the top of the water-cooled radiator passes through radiator gas removing pipe and deputy tank inner cavity top It is connected.

2. a kind of engine degassing and cooling system according to claim 1, it is characterised in that: the degasification plugging device packet A setting portion and the degasification connector being connected with engine interior on the engine are included, it is unidirectional that a degasification is equipped in degasification connector Valve, the degasification check valve include a valve body that cooperation is abutted against with the intracavity sidewall of degasification connector, the top of the valve body and Lower part is respectively equipped with exhaust passage, valve chamber, and the through-hole interpolation on valve body between exhaust passage and valve chamber is installed with a spool Column, the top of the spool column extends in exhaust passage upwards and is connected with stop nut, on the valve body of through-hole two sides It is equipped with the access of connection exhaust passage and valve chamber, the lower part of the spool column, which is connected, is equipped with a spool main body, the spool Main body is matched with the valve chamber, is arranged with a support spring on the spool column lateral wall between spool main body and valve body, Gap is equipped between the spool main body and valve chamber side wall.

3. a kind of engine degassing and cooling system according to claim 2, it is characterised in that: the inside of the valve chamber is cone Shape curved surface, the lateral wall of the spool main body are the conical camber for the abutting that can be matched with the inner sidewall of the valve chamber.

4. a kind of engine degassing and cooling system according to claim 3, it is characterised in that: set in the bottom of spool main body There is cone-shaped cavity, the angle between the bus of the cone-shaped cavity and the spool body floor is 45 °.

5. a kind of engine degassing and cooling system according to claim 4, it is characterised in that: the side wall of the spool main body For high-strength alloy plate.